import turtle

turtle.pensize(10)
turtle.color('white','blue')
turtle.speed(10)
turtle.begin_fill()
turtle.forward(100)
turtle.left(90)
turtle.forward(100)
turtle.left(90)
turtle.forward(100)
turtle.left(90)
turtle.forward(100)
turtle.penup

turtle.pensize(10)
turtle.color('white','gray')
turtle.begin_fill()
turtle.left(90)
turtle.forward(100)
turtle.left(90)
turtle.forward(100)
turtle.left(90)
turtle.forward(100)
turtle.left(90)
turtle.forward(100)
turtle.end_fill()

turtle.pensize(10)
turtle.color('white','yellow')
turtle.begin_fill()
turtle.left(90)
turtle.forward(200)
turtle.right(90)
turtle.forward(100)
turtle.right(90)
turtle.forward(100)
turtle.right(90)
turtle.forward(100)
turtle.end_fill()

turtle.pensize(10)
turtle.color('white','red')
turtle.begin_fill()
turtle.left(90)
turtle.forward(200)
turtle.left(90)
turtle.forward(100)
turtle.left(90)
turtle.forward(100)
turtle.left(90)
turtle.forward(100)
turtle.end_fill()
